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  <title>Qt 4.3: Non-GUI Classes</title>
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<p>The non-GUI classes are general-purpose collection and string classes that may be used independently of the GUI classes.</p>
<p>In particular, these classes do not depend on <a href="qapplication.html">QApplication</a> at all, and so can be used in non-GUI programs.</p>
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<tr valign="top" class="odd"><th><a href="qbitarray.html">QBitArray</a></th><td>Array of bits</td></tr>
<tr valign="top" class="even"><th><a href="qbytearray.html">QByteArray</a></th><td>Array of bytes</td></tr>
<tr valign="top" class="odd"><th><a href="qbytearraymatcher.html">QByteArrayMatcher</a></th><td>Holds a sequence of bytes that can be quickly matched in a byte array</td></tr>
<tr valign="top" class="even"><th><a href="qcache.html">QCache</a></th><td>Template class that provides a cache</td></tr>
<tr valign="top" class="odd"><th><a href="qcryptographichash.html">QCryptographicHash</a></th><td>Way to generate cryptographic hashes</td></tr>
<tr valign="top" class="even"><th><a href="qflags.html">QFlags</a></th><td>Type-safe way of storing OR-combinations of enum values</td></tr>
<tr valign="top" class="odd"><th><a href="qhash.html">QHash</a></th><td>Template class that provides a hash-table-based dictionary</td></tr>
<tr valign="top" class="even"><th><a href="qlinkedlist.html">QLinkedList</a></th><td>Template class that provides linked lists</td></tr>
<tr valign="top" class="odd"><th><a href="qlist.html">QList</a></th><td>Template class that provides lists</td></tr>
<tr valign="top" class="even"><th><a href="qmap.html">QMap</a></th><td>Template class that provides a skip-list-based dictionary</td></tr>
<tr valign="top" class="odd"><th><a href="qmultihash.html">QMultiHash</a></th><td>Convenience QHash subclass that provides multi-valued hashes</td></tr>
<tr valign="top" class="even"><th><a href="qmultimap.html">QMultiMap</a></th><td>Convenience QMap subclass that provides multi-valued maps</td></tr>
<tr valign="top" class="odd"><th><a href="qpair.html">QPair</a></th><td>Template class that stores a pair of items</td></tr>
<tr valign="top" class="even"><th><a href="qqueue.html">QQueue</a></th><td>Generic container that provides a queue</td></tr>
<tr valign="top" class="odd"><th><a href="qregexp.html">QRegExp</a></th><td>Pattern matching using regular expressions</td></tr>
<tr valign="top" class="even"><th><a href="qset.html">QSet</a></th><td>Template class that provides a hash-table-based set</td></tr>
<tr valign="top" class="odd"><th><a href="qstack.html">QStack</a></th><td>Template class that provides a stack</td></tr>
<tr valign="top" class="even"><th><a href="qstring.html">QString</a></th><td>Unicode character string</td></tr>
<tr valign="top" class="odd"><th><a href="qstringlist.html">QStringList</a></th><td>List of strings</td></tr>
<tr valign="top" class="even"><th><a href="qstringmatcher.html">QStringMatcher</a></th><td>Holds a sequence of characters that can be quickly matched in a Unicode string</td></tr>
<tr valign="top" class="odd"><th><a href="qstringref.html">QStringRef</a></th><td>Thin wrapper around QString substrings</td></tr>
<tr valign="top" class="even"><th><a href="qvarlengtharray.html">QVarLengthArray</a></th><td>Low-level variable-length array</td></tr>
<tr valign="top" class="odd"><th><a href="qvector.html">QVector</a></th><td>Template class that provides a dynamic array</td></tr>
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